2021963907

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{225943}}^1$

素因数の和:226122

約数の個数: 16

約数和(自身を含む): 2855932160

約数和(自身を除く): 833968253

約数列:

[1, 3, 19, 57, 157, 471, 2983, 8949, 225943, 677829, 4292917, 12878751, 35473051, 106419153, 673987969, 2021963907]

約数ペア:

[(1, 2021963907), (3, 673987969), (19, 106419153), (57, 35473051), (157, 12878751), (471, 4292917), (2983, 677829), (8949, 225943)]